Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5840098 | Membrane generators having high flexibility | Jean-Renaud Brugerolle, Guy Salzgeber | 1998-11-24 |
| 5672195 | Process for the separation of mixtures of oxygen and of nitrogen employing an adsorbent with improved porosity | Serge Moreau | 1997-09-30 |
| 5529611 | Process for the treatment of a gaseous mixture by adsorption with pressure variation | Christian Monereau, Wilfrid Petrie, Michel Eclancher, Xavier Vigor | 1996-06-25 |
| 5472480 | Process for supplying nitrogen by means of semi-permeable membranes or of separators of gases by adsorption | — | 1995-12-05 |
| 5439507 | Membrane gas generator in association with bulk storage for increased flexibility and productivity | Jean-Renaud Brugerolle | 1995-08-08 |
| 5393328 | Fast response membrane generator using heat accumulation | — | 1995-02-28 |
| 5383957 | Multistage cascade sweep-process for membrane gas separation | Dominique Masurel | 1995-01-24 |
| 5302189 | Membrane nitrogen gas generator with improved flexibility | Jean-Renaud Brugerolle | 1994-04-12 |
| 5290341 | Fast response membrane generator using heat accumulation | — | 1994-03-01 |
| 5284506 | Fast response high purity membrane nitrogen generator | — | 1994-02-08 |
| 5266101 | Membrane gas generator in association with bulk storage for increased flexibility and productivity | Jean-Renaud Brugerolle | 1993-11-30 |
| 5249428 | Method and apparatus for establishing a controlled atmosphere in the compartments of a vessel for conserving fresh vegetables | Frederic Fillet | 1993-10-05 |
| 5240471 | Multistage cascade-sweep process for membrane gas separation | Dominique Masurel | 1993-08-31 |
| 5195326 | Process for providing a controlled atmosphere inside an enclosure and having a controlled atmosphere | — | 1993-03-23 |
| 5132055 | Fluid distributor for heat and material exchange column, for example with lining, and column provided with such distributor | Jean-Francois Alleaume, Patrice Andre, Maurice Bosquain, Jean-Yves Lehman, Pierre Jeannot +1 more | 1992-07-21 |
| 4711682 | Wallpaper applicator devices and method for its use | Richard Barbe | 1987-12-08 |